22 Feb
2017
22 Feb
'17
5:27 p.m.
Induction Coils, How to Make, Use, and Repair Them., by H. S. Norrie 54221 [Subtitle: Including Ruhmkorff, Tesla, and medical coils, Roentgen Radiography, etc. etc.] [Link: http://www.gutenberg.org/5/4/2/2/54221 ] [Files: 54221-0.txt; 54221-h.htm] Thanks to Chris Curnow, Les Galloway and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Chuck